#define BUFFER_SIZE (1024)
#define PORT_NUM (8000)
#define BACKLOG_NUM (5)
#define PORT_MAX (5)

#define PACKAGE_AUTHREQ 0x01
#define PACKAGE_AUTHREP 0x11
#define PACKAGE_DATAREQ 0x02
#define PACKAGE_DATAREP 0x12


#define TRUE_PASSWD "123456789abcdef"